:root { --primary:#366eff; --black:#111111; --dark:#1C1C1C; --mid:#2B2B2B; --light:#F5F5F5; --white:#ffffff; --shadow:0 12px 30px rgba(17,17,17,.10); --radius:18px; }
* { box-sizing:border-box; }
body { margin:0; font-family:Arial, Helvetica, sans-serif; color:var(--black); background:var(--light); line-height:1.65; }
a { color:inherit; text-decoration:none; }
img { max-width:100%; height:auto; display:block; }
header, .site-header { background:linear-gradient(135deg,var(--primary),#183166); color:#fff; position:sticky; top:0; z-index:20; box-shadow:0 8px 20px rgba(0,0,0,.12); }
.container { width:min(1120px, calc(100% - 32px)); margin:0 auto; }
.header-wrap { min-height:72px; display:flex; align-items:center; justify-content:space-between; gap:16px; }
.logo { display:flex; align-items:center; gap:10px; font-weight:800; letter-spacing:.5px; }
.logo img { width:44px; height:44px; border-radius:12px; background:#fff; object-fit:cover; }
nav { display:none; gap:8px; align-items:center; }
nav a { padding:10px 14px; border-radius:999px; color:#fff; font-weight:700; opacity:.95; }
nav a:hover { background:rgba(255,255,255,.16); }
.nav-toggle { display:none; }
.mobile-nav { width:44px; height:44px; display:grid; place-content:center; gap:5px; cursor:pointer; }
.mobile-nav span { width:24px; height:2px; background:#fff; border-radius:99px; display:block; }
.nav-toggle:checked ~ nav { display:flex; flex-direction:column; position:absolute; top:72px; left:16px; right:16px; background:#17213f; padding:14px; border-radius:16px; box-shadow:var(--shadow); }
.hero, .banner { background:linear-gradient(135deg,#ffffff 0%, #eef3ff 55%, rgba(54,110,255,.18) 100%); padding:44px 0; }
.hero-grid { display:grid; gap:28px; align-items:center; }
.eyebrow { display:inline-flex; padding:8px 12px; border-radius:999px; background:rgba(54,110,255,.12); color:var(--primary); font-weight:800; margin-bottom:14px; }
h1 { font-size:clamp(2rem, 7vw, 4rem); line-height:1.08; margin:0 0 16px; letter-spacing:-.04em; }
h2 { font-size:clamp(1.55rem, 4vw, 2.35rem); line-height:1.18; margin:0 0 12px; letter-spacing:-.025em; }
h3 { margin:0 0 10px; font-size:1.12rem; }
p { margin:0 0 14px; color:#3e4658; }
section { padding:42px 0; }
.card { background:#fff; border-radius:var(--radius); box-shadow:var(--shadow); padding:22px; border:1px solid rgba(17,17,17,.06); }
.grid { display:grid; gap:18px; }
.grid.two, .grid.three { grid-template-columns:1fr; }
.btn { display:inline-flex; align-items:center; justify-content:center; min-height:48px; padding:0 22px; border-radius:999px; background:var(--primary); color:#fff; font-weight:800; box-shadow:0 10px 18px rgba(54,110,255,.26); border:0; }
.btn:hover { transform:translateY(-1px); }
.tags { display:flex; flex-wrap:wrap; gap:10px; margin:18px 0; }
.tag { background:#fff; color:var(--primary); border:1px solid rgba(54,110,255,.24); border-radius:999px; padding:8px 12px; font-weight:700; font-size:.92rem; }
.notice { border-left:5px solid var(--primary); background:#fff; padding:18px; border-radius:16px; box-shadow:var(--shadow); }
.faq { display:grid; gap:14px; }
.faq-item { background:#fff; border-radius:16px; padding:18px; box-shadow:var(--shadow); }
.faq-item h2, .faq-item h3 { font-size:1.08rem; }
.hero-img { background:#fff; border-radius:28px; padding:18px; box-shadow:var(--shadow); }
.hero-img img { border-radius:20px; }
ul.steps, ul.clean { padding-left:20px; margin:10px 0 0; color:#3e4658; }
.footer { background:linear-gradient(135deg,#16213f,var(--primary)); color:#fff; padding:42px 0 18px; }
.footer p { color:rgba(255,255,255,.82); }
.footer-grid { display:grid; gap:20px; }
.footer a { display:block; color:#fff; margin:6px 0; }
.footer-logo { font-size:1.35rem; font-weight:900; margin-bottom:10px; }
.copyright { margin-top:24px; padding-top:18px; border-top:1px solid rgba(255,255,255,.18); color:rgba(255,255,255,.75); font-size:.92rem; }
@media (min-width:768px) { nav { display:flex; } .mobile-nav { display:none; } .hero-grid { grid-template-columns:1.05fr .95fr; } .grid.two { grid-template-columns:repeat(2,1fr); } .grid.three { grid-template-columns:repeat(3,1fr); } .footer-grid { grid-template-columns:1.4fr .8fr 1.1fr; } section { padding:58px 0; } }
@media (min-width:1024px) { .hero { padding:72px 0; } .card { padding:28px; } .grid.three { gap:22px; } }